20x20x5 (4 3/8) Honeywell/Lennox Replacement MERV 10 Air Filters 1 Pack complete-systems Monitor and adjust the relative

Monitor and adjust the relative humidity of your indoor growth environment with the Anden A77 Digital Dehumidifier Control

Available in 3k and 4k Color Temperatures and come with a 1 year warranty

Power input 300 W

Full spectrum (6400K) grow lights replicate natural sunlight for year round growing

Internal Dimensions: (13

20x20x5 (4 3/8) Honeywell/Lennox Replacement MERV 10 Air Filters 1 Pack complete-systems Monitor and adjust the relativeImportant Note: Almost ALL furnace filters have a different "actual size" than the nominal size printed on the air conditioner filter. It's best if you measure your air filter for the EXACT size and compare it to our "Actual Size" and then you can be sure your A C air filter fits! With the 4" and 5" air filters there is a wider variance between the nominal and actual size depending on the manufacturer. We also carry 4 7 8 and 5 1 4 inch depth filters,